Home / 64,860.40-97,298.57-22,172.86

Finding the Fourth Proportional to 64,860.40, 97,298.57 and 22,172.86

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Solution

The fourth proportional to 64,860.40, 97,298.57 and 22,172.86 is: 33,262.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,860.40 : 97,298.57 = 22,172.86 : x
  2. Step 2: Convert to fraction form
    64,860.40/97,298.57 = 22,172.86/x
  3. Step 3: Cross multiply
    64,860.40x = 97,298.57 × 22,172.86
  4. Step 4: Simplify right side
    64,860.40x = 2,157,387,570.81
  5. Step 5: Solve for x
    x = 2,157,387,570.81/64,860.40
  6. Step 6: Final answer
    x = 33,262.01

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.